Thu, 13 Mar 2003 07:57:21 +0000
added pdf_write_text(), just a placeholder/debugging tool at the moment.
1 /*
2 * t2p: Create a PDF file from the contents of one or more TIFF
3 * bilevel image files. The images in the resulting PDF file
4 * will be compressed using ITU-T T.6 (G4) fax encoding.
5 *
6 * PDF routines
7 * $Id: pdf.h,v 1.8 2003/03/12 23:57:21 eric Exp $
8 * Copyright 2001, 2002, 2003 Eric Smith <eric@brouhaha.com>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation. Note that permission is
13 * not granted to redistribute this program under the terms of any
14 * other version of the General Public License.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA
24 */
27 typedef struct pdf_file *pdf_file_handle;
29 typedef struct pdf_page *pdf_page_handle;
31 typedef struct pdf_bookmark *pdf_bookmark_handle;
34 #define PDF_PAGE_MODE_USE_NONE 0
35 #define PDF_PAGE_MODE_USE_OUTLINES 1
36 #define PDF_PAGE_MODE_USE_THUMBS 2 /* not yet implemented */
39 void pdf_init (void);
41 pdf_file_handle pdf_create (char *filename, int page_mode);
43 void pdf_close (pdf_file_handle pdf_file);
45 void pdf_set_author (pdf_file_handle pdf_file, char *author);
46 void pdf_set_creator (pdf_file_handle pdf_file, char *author);
47 void pdf_set_title (pdf_file_handle pdf_file, char *author);
48 void pdf_set_subject (pdf_file_handle pdf_file, char *author);
49 void pdf_set_keywords (pdf_file_handle pdf_file, char *author);
52 /* width and height in units of 1/72 inch */
53 pdf_page_handle pdf_new_page (pdf_file_handle pdf_file,
54 double width,
55 double height);
57 void pdf_close_page (pdf_page_handle pdf_page);
60 void pdf_write_text (pdf_page_handle pdf_page);
63 /* The length of the data must be Rows * rowbytes.
64 Note that rowbytes must be at least (Columns+7)/8, but may be arbitrarily
65 large. */
66 void pdf_write_g4_fax_image (pdf_page_handle pdf_page,
67 double x,
68 double y,
69 double width,
70 double height,
71 Bitmap *bitmap,
72 bool ImageMask,
73 double r, /* RGB fill color, only for ImageMask */
74 double g,
75 double b,
76 bool BlackIs1); /* boolean, typ. false */
79 void pdf_write_jpeg_image (pdf_page_handle pdf_page,
80 double x,
81 double y,
82 double width,
83 double height,
84 FILE *f);
87 void pdf_set_page_number (pdf_page_handle pdf_page, char *page_number);
89 /* Create a new bookmark, under the specified parent, or at the top
90 level if parent is NULL. */
91 pdf_bookmark_handle pdf_new_bookmark (pdf_bookmark_handle parent,
92 char *title,
93 bool open,
94 pdf_page_handle pdf_page);